USGBC membership says YES to LEED v4

The newest version of the LEED green building rating system closes ballot and moves toward an official market launch at Greenbuild.

I am pleased to announce that the final results of the LEED v4 ballot are in. To pass, the rating systems needed 66.7% of the vote to be in favor of the new system. With a final tally of 86%, we met our goal and more! This includes: